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[extensions][offset] Let offset compile again.

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Note: it does not generate correct offsets!
This commit is contained in:
Barend Gehrels
2014-07-14 22:00:57 +02:00
parent c5241dd8ee
commit 9ed4d83441
1 changed files with 26 additions and 16 deletions
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42
include/boost/geometry/extensions/algorithms/offset.hpp
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@@ -18,6 +18,7 @@
#include <boost/geometry/strategies/buffer.hpp>
#include <boost/geometry/strategies/agnostic/buffer_distance_asymmetric.hpp>
#include <boost/geometry/strategies/agnostic/buffer_end_skip.hpp>
#include <boost/geometry/strategies/cartesian/buffer_side.hpp>
#include <boost/geometry/geometries/concepts/check.hpp>
#include <boost/geometry/geometries/segment.hpp>
@@ -39,43 +40,48 @@ template
typename RangeOut
>
struct offset_range
: public geometry::detail::buffer::buffer_range
<
RangeOut,
linestring_tag
>
{
typedef geometry::detail::buffer::buffer_range
<
RangeOut,
linestring_tag
> super;
Range
> per_range;
template
<
typename Collection,
typename DistanceStrategy,
typename SideStrategy,
typename JoinStrategy,
typename EndStrategy
typename EndStrategy,
typename RobustPolicy
>
static inline void apply(Collection& collection, Range const& range,
DistanceStrategy const& distance_strategy,
SideStrategy const& side_strategy,
JoinStrategy const& join_strategy,
EndStrategy const& end_strategy,
RobustPolicy const& robust_policy,
bool reverse)
{
collection.start_new_ring();
typedef typename point_type<RangeOut>::type output_point_type;
output_point_type first_p1, first_p2, last_p1, last_p2;
if (reverse)
{
super::iterate(collection, boost::rbegin(range), boost::rend(range),
buffer_side_left,
distance_strategy, join_strategy, end_strategy);
per_range::iterate(collection, 0, boost::rbegin(range), boost::rend(range),
strategy::buffer::buffer_side_left,
distance_strategy, side_strategy, join_strategy, end_strategy, robust_policy,
first_p1, first_p2, last_p1, last_p2);
}
else
{
super::iterate(collection, boost::begin(range), boost::end(range),
buffer_side_left,
distance_strategy, join_strategy, end_strategy);
per_range::iterate(collection, 0, boost::begin(range), boost::end(range),
strategy::buffer::buffer_side_left,
distance_strategy, side_strategy, join_strategy, end_strategy, robust_policy,
first_p1, first_p2, last_p1, last_p2);
}
collection.finish_ring();
}
};
@@ -160,6 +166,8 @@ inline void offset(Geometry const& geometry, GeometryOut& out,
point_type
> end_strategy;
strategy::buffer::buffer_side side_strategy;
dispatch::offset
<
typename tag<Geometry>::type,
@@ -169,11 +177,13 @@ inline void offset(Geometry const& geometry, GeometryOut& out,
>::apply(collection,
geometry,
distance_strategy,
side_strategy,
join_strategy,
end_strategy,
robust_policy,
reverse);
collection.assign_offsetted_rings(out);
// TODO collection.template assign<GeometryOut>(out);
}